Multiple choice questions on energy and temperature related reactions

If ΔG is negative, a reaction is spontaneous in the forward direction. A reaction that is not spontaneous at low temperature can become spontaneous at high temperature if ΔH is ________ and ΔS is ________.

a. -, -
b. +, +
c. +, 0
d. -, +
e. +, -

Which one of the following statements is true about the equilibrium constant for a reaction if ΔG° for the reaction is negative?

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Question 2

Answer is (e). For any reaction to be spontaneous free energy should be negative. So for a reaction at low to become spontaneous enthalpy should be +ve and entropy should be -ve to male free energy negative